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SIMPLEX TRADING, LLC

Position in MRSH — Marsh & Mclennan Companies, Inc.

CIK 1488542 CHICAGO, IL

Position in MRSH

as of Mar 31, 2026 · filed May 14, 2026
Position Value
$328,340
-$562,712 QoQ
Shares Held
1,893
-60.6% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
7 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in MRSH Over Time

Shares Held

Position Value (USD)

Position in Insurance Brokers

Financial Services · as of Mar 31, 2026

SIMPLEX TRADING, LLC holds $705,869 across 7 Insurance Brokers names. MRSH ranks #1 (46.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 MRSH
Marsh & Mclennan Companies, Inc.
This page
1,893 $328,340

All Filings in MRSH

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7 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $328,340 1,893
2025-12-31 $891,052 4,803
2025-06-30 $251,873 1,152
2023-06-30 $1,604,134 8,529
2021-09-30 $4,599,989 30,377
2021-06-30 $4,030,763 28,652
2020-03-31 $636,777 7,365